2005 Mercedes-Benz Viano vs. 2003 Proton 400
To start off, 2005 Mercedes-Benz Viano is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Proton 400. In addition, the cost of maintenance, including insurance, on 2003 Proton 400 would be higher. At 3,199 cc (6 cylinders), 2005 Mercedes-Benz Viano is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz Viano (215 HP @ 5600 RPM) has 141 more horse power than 2003 Proton 400. (74 HP @ 6000 RPM). In normal driving conditions, 2005 Mercedes-Benz Viano should accelerate faster than 2003 Proton 400. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz Viano weights approximately 1070 kg more than 2003 Proton 400. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Mercedes-Benz Viano is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 Mercedes-Benz Viano. However, in wet, icy, snow, or gravel driving conditions, 2003 Proton 400, being front wheel drive (FWD), will offer much better control with better grip. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2005 Mercedes-Benz Viano (300 Nm @ 2800 RPM) has 192 more torque (in Nm) than 2003 Proton 400. (108 Nm @ 3000 RPM). This means 2005 Mercedes-Benz Viano will have an easier job in driving up hills or pulling heavy equipment than 2003 Proton 400. 2005 Mercedes-Benz Viano has automatic transmission and 2003 Proton 400 has manual transmission. 2003 Proton 400 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Mercedes-Benz Viano will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Mercedes-Benz Viano | 2003 Proton 400 | |
| Make | Mercedes-Benz | Proton |
| Model | Viano | 400 |
| Year Released | 2005 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 3199 cc | 1297 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 3 valves | 3 valves |
| Horse Power | 215 HP | 74 HP |
| Engine RPM | 5600 RPM | 6000 RPM |
| Torque | 300 Nm | 108 Nm |
| Torque RPM | 2800 RPM | 3000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 2060 kg | 990 kg |
| Vehicle Length | 4750 mm | 4280 mm |
| Vehicle Width | 1910 mm | 1700 mm |
| Vehicle Height | 1880 mm | 1390 mm |
| Wheelbase Size | 3210 mm | 2510 mm |
